Compare Constellations

Information: The first column shows data points from Ristad, D. G. (Ditlef Georgson), 1863-1938 in red. The third column shows data points from Ristad, D. G. 1863-1938. in blue. Any data they share in common is displayed as purple boxes in the middle "Shared" column.

Name Entries

Ristad, D. G. (Ditlef Georgson), 1863-1938

Shared

Ristad, D. G. 1863-1938.